html, body {
  margin: 0;
  padding: 0;
}
body {
  font-size: 12px;
  background-color: #f1f1f1;
  font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen-Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;
}
